Black Mug (11oz, 15oz) - Cbt Avn Squadron - 4th Squadron, 11th ACR - Branch w Txt - HAT
No. 4 Squadron, normally written as No. IV Squadron,[2] is a squadron of the Royal Air Force. Since November 2011, it has operated the BAE Hawk T2 from RAF Valley, Anglesey, Wales.[3] The squadron provides weapons and tactics training for student pilots after they have completed their conversion to jet aircraft with No. XXV(F) Squadron.[4] Between 1970 and January 2011, No. IV Squadron operated various marks of the Hawker Siddeley Harrier and British Aerospace Harrier II.